2-(4-Methylbenzenesulfonamido)propanoic acid CAS 4816-81-3
| CAS No. | 4816-81-3 |
| Molecular Formula | C10H13NO4S |
| Molecular Weight | 243.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-(4-Methylbenzenesulfonamido)propanoic acid (C10H13NO4S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 243.28 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2-(4-Methylbenzenesulfonamido)propanoic acid (CAS 4816-81-3) is a high-purity analytical reference standard with the molecular formula C10H13NO4S and a molecular weight of 243.28 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2-(4-Methylbenzenesulfonamido)propanoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C10H13NO4S |
| Molecular Weight | 243.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methylbenzenesulfonamido Standards
- 4-(4-Methylbenzenesulfonamido)butanoic acid (CAS 1213-42-9)
- Methyl 3-(4-methylbenzenesulfonamido)propanoate (CAS 62456-75-1)
- 3-Methyl-2-(3-methylbenzenesulfonamido)butanoic acid (CAS 1007999-32-7)
- 2-(4-Methylbenzenesulfonamido)pentanoic acid (CAS 1176003-76-1)
- 2-[2-(4-methylbenzenesulfonamido)acetamido]acetic acid (CAS 4703-34-8)
- 2-(4-Methylbenzenesulfonamido)benzoic acid (CAS 6311-23-5)
- 3-(4-Methylbenzenesulfonamido)benzoic acid (CAS 37028-84-5)
- 3-(4-Methylbenzenesulfonamido)thiophene-2-carboxylic acid (CAS 926213-55-0)
Recommended Standards
- 2-(2-furoylamino)-4-(methylthio)butanoic acid (CAS 65054-95-7)
- 2-(4-Methylphenyl)-4H-thieno[3,2-d][1,3]oxazin-4-one (CAS 866131-40-0)
- 2-(2,4-Dimethylphenylsulfonamido)acetic acid (CAS 670255-96-6)
- 2-(Allyloxy)-5-methoxybenzenesulfonamide (CAS 82020-79-9)
- 7-bromo-3-iodo-1H-pyrazolo[4,3-c]pyridine (CAS 1357946-27-0)
- 1,2-Dimethyl-4-nitro-1H-imidazole-5-carboxylic acid (CAS 54828-06-7)
- 2-Chloro-6-(1-(difluoromethyl)cyclopropyl)benzoic acid (CAS 1980784-06-2)
- Cyclobutylmethanesulfonyl fluoride (CAS 1889877-18-2)
- (1R)-1-(2-Methyl-2,3-dihydro-1-benzofuran-5-yl)ethan-1-ol (CAS 1568407-43-1)
- (4-Aminophenyl)(azetidin-1-yl)methanone (CAS 934524-30-8)
- Ethyl 2-((4-chlorophenyl)sulfinyl)acetate (CAS 91077-12-2)
- Methyl 3-(benzyloxy)-4-iodobenzoate (CAS 877064-77-2)
- 4-(4-Methylphenoxy)-2-(prop-2-en-1-ylsulfanyl)thieno[3,2-d]pyrimidine (CAS 478067-68-4)
- Semaglutide (CAS 910463-68-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com